英文關鍵字
air
analog
antenna
bad
broadcasting
camera
channel
communication
component
difficulties
digital
display
distorted
distortion
effect
electronics
error
failure
film
frame
grainy
interference
malfunction
media
monitor
movie
signal
noise
noisy
obsolete
overlay
pixel
problem
problems
quality
retro
screen
static
technical
technology
television
test
transmission
tv
vhs
video
vintage